Colorado ZIP Codes
Colorado has 637 ZIP codes in use: 443 for street addresses, 157 PO box only and 37 for single organizations, numbered from 80001 to 81658 (USPS, October 2026).
Most searched towns in Colorado
- Denver 55 ZIPs: 80202, 80203, 80204
- Colorado Springs 52 ZIPs: 80902, 80903, 80904
- Aurora 18 ZIPs: 80010, 80011, 80012
- Fort Collins 9 ZIPs: 80521, 80524, 80525
- Lakewood 6 ZIPs: 80214, 80215, 80226
- Thornton 4 ZIPs: 80229, 80233, 80241
- Arvada 8 ZIPs: 80002, 80003, 80004
- Westminster 6 ZIPs: 80021, 80030, 80031
- Pueblo 12 ZIPs: 81001, 81003, 81004
- Greeley 6 ZIPs: 80631, 80634
- Centennial 6 ZIPs: 80015, 80016, 80112
- Boulder 11 ZIPs: 80301, 80302, 80303
- Highlands Ranch 4 ZIPs: 80126, 80129, 80130
- Longmont 4 ZIPs: 80501, 80503, 80504
- Castle Rock 3 ZIPs: 80104, 80108, 80109
Ranked by population until search data exists.
Colorado ZIP codes by county
Adams County ZIP codes
- 80010 Aurora
- 80019 Aurora
- 80022 Commerce City
- 80024 Dupont
- 80030 Westminster
- 80031 Westminster
- 80035 Westminster
- 80036 Westminster
- 80037 Commerce City
- 80040 Aurora
- 80042 Aurora
- 80045 Aurora
- 80102 Bennett
- 80136 Strasburg
- 80221 Denver
- 80229 Denver
- 80233 Denver
- 80234 Denver
- 80241 Thornton
- 80260 Denver
- 80601 Brighton
- 80602 Brighton
- 80614 Eastlake
- 80640 Henderson
Alamosa County ZIP codes
- 81101 Alamosa
- 81102 Alamosa
- 81136 Hooper
- 81146 Mosca
Arapahoe County ZIP codes
- 80011 Aurora
- 80012 Aurora
- 80013 Aurora
- 80014 Aurora
- 80015 Aurora
- 80016 Aurora
- 80017 Aurora
- 80018 Aurora
- 80041 Aurora
- 80044 Aurora
- 80046 Aurora
- 80047 Aurora
- 80103 Byers
- 80105 Deer Trail
- 80110 Englewood
- 80111 Englewood
- 80112 Englewood
- 80113 Englewood
- 80120 Littleton
- 80121 Littleton
- 80122 Littleton
- 80137 Watkins
- 80150 Englewood
- 80151 Englewood
- 80155 Englewood
- 80160 Littleton
- 80161 Littleton
- 80165 Littleton
- 80166 Littleton
- 80247 Denver
Archuleta County ZIP codes
- 81121 Arboles
- 81128 Chromo
- 81147 Pagosa Springs
- 81157 Pagosa Springs
Baca County ZIP codes
- 81029 Campo
- 81064 Pritchett
- 81073 Springfield
- 81084 Two Buttes
- 81087 Vilas
- 81090 Walsh
Bent County ZIP codes
- 81038 Fort Lyon
- 81044 Hasty
- 81054 Las Animas
- 81057 Mc Clave
Boulder County ZIP codes
- 80025 Eldorado Springs
- 80026 Lafayette
- 80027 Louisville
- 80301 Boulder
- 80302 Boulder
- 80303 Boulder
- 80304 Boulder
- 80305 Boulder
- 80306 Boulder
- 80307 Boulder
- 80308 Boulder
- 80309 Boulder
- 80310 Boulder
- 80314 Boulder
- 80455 Jamestown
- 80466 Nederland
- 80471 Pinecliffe
- 80481 Ward
- 80501 Longmont
- 80502 Longmont
- 80503 Longmont
- 80504 Longmont
- 80510 Allenspark
- 80533 Hygiene
- 80540 Lyons
- 80544 Niwot
Broomfield County ZIP codes
- 80020 Broomfield
- 80023 Broomfield
- 80038 Broomfield
Chaffee County ZIP codes
- 81201 Salida
- 81211 Buena Vista
- 81227 Monarch
- 81228 Granite
- 81236 Nathrop
- 81242 Poncha Springs
Cheyenne County ZIP codes
- 80802 Arapahoe
- 80810 Cheyenne Wells
- 80825 Kit Carson
- 80862 Wild Horse
Clear Creek County ZIP codes
- 80436 Dumont
- 80438 Empire
- 80444 Georgetown
- 80452 Idaho Springs
- 80476 Silver Plume
Conejos County ZIP codes
- 81120 Antonito
- 81124 Capulin
- 81129 Conejos
- 81140 La Jara
- 81141 Manassa
- 81148 Romeo
- 81151 Sanford
Costilla County ZIP codes
- 81123 Blanca
- 81126 Chama
- 81133 Fort Garland
- 81138 Jaroso
- 81152 San Luis
Crowley County ZIP codes
- 81033 Crowley
- 81034 Crowley
- 81062 Olney Springs
- 81063 Ordway
- 81076 Sugar City
Custer County ZIP codes
- 81252 Westcliffe
- 81253 Wetmore
Delta County ZIP codes
- 81410 Austin
- 81413 Cedaredge
- 81414 Cory
- 81415 Crawford
- 81416 Delta
- 81418 Eckert
- 81419 Hotchkiss
- 81420 Lazear
- 81428 Paonia
Denver County ZIP codes
- 80201 Denver
- 80202 Denver
- 80203 Denver
- 80204 Denver
- 80205 Denver
- 80206 Denver
- 80207 Denver
- 80208 Denver
- 80209 Denver
- 80210 Denver
- 80211 Denver
- 80212 Denver
- 80216 Denver
- 80217 Denver
- 80218 Denver
- 80219 Denver
- 80220 Denver
- 80222 Denver
- 80223 Denver
- 80224 Denver
- 80230 Denver
- 80231 Denver
- 80236 Denver
- 80237 Denver
- 80238 Denver
- 80239 Denver
- 80243 Denver
- 80246 Denver
- 80248 Denver
- 80249 Denver
- 80250 Denver
- 80256 Denver
- 80257 Denver
- 80259 Denver
- 80261 Denver
- 80263 Denver
- 80264 Denver
- 80265 Denver
- 80266 Denver
- 80273 Denver
- 80274 Denver
- 80290 Denver
- 80293 Denver
- 80294 Denver
- 80299 Denver
Dolores County ZIP codes
- 81320 Cahone
- 81324 Dove Creek
- 81332 Rico
Douglas County ZIP codes
- 80104 Castle Rock
- 80108 Castle Rock
- 80109 Castle Rock
- 80116 Franktown
- 80118 Larkspur
- 80124 Lone Tree
- 80125 Littleton
- 80126 Littleton
- 80129 Littleton
- 80130 Littleton
- 80131 Louviers
- 80134 Parker
- 80135 Sedalia
- 80138 Parker
- 80163 Littleton
Eagle County ZIP codes
- 80423 Bond
- 80426 Burns
- 80463 Mc Coy
- 81620 Avon
- 81631 Eagle
- 81632 Edwards
- 81637 Gypsum
- 81645 Minturn
- 81649 Red Cliff
- 81655 Wolcott
- 81657 Vail
- 81658 Vail
El Paso County ZIP codes
- 80106 Elbert
- 80132 Monument
- 80133 Palmer Lake
- 80808 Calhan
- 80809 Cascade
- 80817 Fountain
- 80819 Green Mountain Falls
- 80829 Manitou Springs
- 80831 Peyton
- 80832 Ramah
- 80833 Rush
- 80840 Usaf Academy
- 80841 Usaf Academy
- 80864 Yoder
- 80901 Colorado Springs
- 80902 Colorado Springs
- 80903 Colorado Springs
- 80904 Colorado Springs
- 80905 Colorado Springs
- 80906 Colorado Springs
- 80907 Colorado Springs
- 80908 Colorado Springs
- 80909 Colorado Springs
- 80910 Colorado Springs
- 80911 Colorado Springs
- 80912 Colorado Springs
- 80913 Colorado Springs
- 80914 Colorado Springs
- 80915 Colorado Springs
- 80916 Colorado Springs
- 80917 Colorado Springs
- 80918 Colorado Springs
- 80919 Colorado Springs
- 80920 Colorado Springs
- 80921 Colorado Springs
- 80922 Colorado Springs
- 80923 Colorado Springs
- 80924 Colorado Springs
- 80925 Colorado Springs
- 80926 Colorado Springs
- 80927 Colorado Springs
- 80928 Colorado Springs
- 80929 Colorado Springs
- 80930 Colorado Springs
- 80931 Colorado Springs
- 80932 Colorado Springs
- 80933 Colorado Springs
- 80934 Colorado Springs
- 80935 Colorado Springs
- 80936 Colorado Springs
- 80937 Colorado Springs
- 80938 Colorado Springs
- 80939 Colorado Springs
- 80941 Colorado Springs
- 80942 Colorado Springs
- 80946 Colorado Springs
- 80947 Colorado Springs
- 80949 Colorado Springs
- 80950 Colorado Springs
- 80951 Colorado Springs
- 80960 Colorado Springs
- 80962 Colorado Springs
- 80970 Colorado Springs
- 80977 Colorado Springs
- 80995 Colorado Springs
- 80997 Colorado Springs
Elbert County ZIP codes
- 80101 Agate
- 80107 Elizabeth
- 80117 Kiowa
- 80830 Matheson
- 80835 Simla
Fremont County ZIP codes
- 81212 Canon City
- 81215 Canon City
- 81221 Coal Creek
- 81222 Coaldale
- 81223 Cotopaxi
- 81226 Florence
- 81232 Hillside
- 81233 Howard
- 81240 Penrose
- 81244 Rockvale
- 81290 Florence
Garfield County ZIP codes
- 81601 Glenwood Springs
- 81602 Glenwood Springs
- 81623 Carbondale
- 81635 Parachute
- 81636 Battlement Mesa
- 81647 New Castle
- 81650 Rifle
- 81652 Silt
Gilpin County ZIP codes
- 80422 Black Hawk
- 80427 Central City
- 80474 Rollinsville
Grand County ZIP codes
- 80442 Fraser
- 80446 Granby
- 80447 Grand Lake
- 80451 Hot Sulphur Springs
- 80459 Kremmling
- 80468 Parshall
- 80478 Tabernash
- 80482 Winter Park
Gunnison County ZIP codes
- 81210 Almont
- 81220 Cimarron
- 81224 Crested Butte
- 81225 Crested Butte
- 81230 Gunnison
- 81231 Gunnison
- 81237 Ohio City
- 81239 Parlin
- 81241 Pitkin
- 81243 Powderhorn
- 81434 Somerset
Hinsdale County ZIP codes
- 81235 Lake City
Huerfano County ZIP codes
- 81040 Gardner
- 81055 La Veta
- 81089 Walsenburg
Jackson County ZIP codes
- 80430 Coalmont
- 80434 Cowdrey
- 80473 Rand
- 80480 Walden
Jefferson County ZIP codes
- 80001 Arvada
- 80002 Arvada
- 80003 Arvada
- 80004 Arvada
- 80005 Arvada
- 80006 Arvada
- 80007 Arvada
- 80021 Broomfield
- 80033 Wheat Ridge
- 80034 Wheat Ridge
- 80123 Littleton
- 80127 Littleton
- 80128 Littleton
- 80162 Littleton
- 80214 Denver
- 80215 Denver
- 80225 Denver
- 80226 Denver
- 80227 Denver
- 80228 Denver
- 80232 Denver
- 80235 Denver
- 80401 Golden
- 80402 Golden
- 80403 Golden
- 80419 Golden
- 80425 Buffalo Creek
- 80433 Conifer
- 80437 Evergreen
- 80439 Evergreen
- 80453 Idledale
- 80454 Indian Hills
- 80457 Kittredge
- 80465 Morrison
- 80470 Pine
Kiowa County ZIP codes
- 81021 Arlington
- 81036 Eads
- 81045 Haswell
- 81071 Sheridan Lake
Kit Carson County ZIP codes
- 80805 Bethune
- 80807 Burlington
- 80815 Flagler
- 80834 Seibert
- 80836 Stratton
- 80861 Vona
La Plata County ZIP codes
- 81122 Bayfield
- 81137 Ignacio
- 81301 Durango
- 81302 Durango
- 81303 Durango
- 81326 Hesperus
- 81329 Marvel
Lake County ZIP codes
- 80429 Climax
- 80461 Leadville
- 81251 Twin Lakes
Larimer County ZIP codes
- 80511 Estes Park
- 80512 Bellvue
- 80513 Berthoud
- 80515 Drake
- 80517 Estes Park
- 80521 Fort Collins
- 80522 Fort Collins
- 80523 Fort Collins
- 80524 Fort Collins
- 80525 Fort Collins
- 80526 Fort Collins
- 80527 Fort Collins
- 80528 Fort Collins
- 80532 Glen Haven
- 80535 Laporte
- 80536 Livermore
- 80537 Loveland
- 80538 Loveland
- 80539 Loveland
- 80541 Masonville
- 80545 Red Feather Lakes
- 80547 Timnath
- 80549 Wellington
- 80553 Fort Collins
Las Animas County ZIP codes
- 81020 Aguilar
- 81024 Boncarbo
- 81027 Branson
- 81046 Hoehne
- 81049 Kim
- 81059 Model
- 81081 Trinchera
- 81082 Trinidad
- 81091 Weston
Lincoln County ZIP codes
- 80804 Arriba
- 80818 Genoa
- 80821 Hugo
- 80823 Karval
- 80826 Limon
- 80828 Limon
Logan County ZIP codes
- 80722 Atwood
- 80726 Crook
- 80728 Fleming
- 80736 Iliff
- 80741 Merino
- 80745 Padroni
- 80747 Peetz
- 80751 Sterling
Mesa County ZIP codes
- 81501 Grand Junction
- 81502 Grand Junction
- 81503 Grand Junction
- 81504 Grand Junction
- 81505 Grand Junction
- 81506 Grand Junction
- 81507 Grand Junction
- 81520 Clifton
- 81521 Fruita
- 81522 Gateway
- 81523 Glade Park
- 81524 Loma
- 81525 Mack
- 81526 Palisade
- 81527 Whitewater
- 81624 Collbran
- 81630 De Beque
- 81643 Mesa
- 81646 Molina
Mineral County ZIP codes
- 81130 Creede
Moffat County ZIP codes
- 81610 Dinosaur
- 81625 Craig
- 81626 Craig
- 81633 Dinosaur
- 81638 Hamilton
- 81640 Maybell
- 81653 Slater
Montezuma County ZIP codes
- 81321 Cortez
- 81323 Dolores
- 81327 Lewis
- 81328 Mancos
- 81330 Mesa Verde National Park
- 81331 Pleasant View
- 81334 Towaoc
- 81335 Yellow Jacket
Montrose County ZIP codes
- 81401 Montrose
- 81402 Montrose
- 81403 Montrose
- 81411 Bedrock
- 81422 Naturita
- 81424 Nucla
- 81425 Olathe
- 81429 Paradox
- 81431 Redvale
Morgan County ZIP codes
- 80649 Orchard
- 80653 Weldona
- 80654 Wiggins
- 80701 Fort Morgan
- 80705 Log Lane Village
- 80723 Brush
- 80733 Hillrose
- 80750 Snyder
Otero County ZIP codes
- 81030 Cheraw
- 81039 Fowler
- 81050 La Junta
- 81058 Manzanola
- 81067 Rocky Ford
- 81077 Swink
Ouray County ZIP codes
- 81427 Ouray
- 81432 Ridgway
Park County ZIP codes
- 80420 Alma
- 80421 Bailey
- 80432 Como
- 80440 Fairplay
- 80448 Grant
- 80449 Hartsel
- 80456 Jefferson
- 80475 Shawnee
- 80820 Guffey
- 80827 Lake George
Phillips County ZIP codes
- 80721 Amherst
- 80731 Haxtun
- 80734 Holyoke
- 80746 Paoli
Pitkin County ZIP codes
- 81611 Aspen
- 81612 Aspen
- 81615 Snowmass Village
- 81621 Basalt
- 81642 Meredith
- 81654 Snowmass
- 81656 Woody Creek
Prowers County ZIP codes
- 81041 Granada
- 81043 Hartman
- 81047 Holly
- 81052 Lamar
- 81092 Wiley
Pueblo County ZIP codes
Rio Blanco County ZIP codes
- 81641 Meeker
- 81648 Rangely
Rio Grande County ZIP codes
- 81132 Del Norte
- 81135 Homelake
- 81144 Monte Vista
- 81154 South Fork
Routt County ZIP codes
- 80428 Clark
- 80467 Oak Creek
- 80469 Phippsburg
- 80477 Steamboat Springs
- 80479 Toponas
- 80483 Yampa
- 80487 Steamboat Springs
- 80488 Steamboat Springs
- 81639 Hayden
Saguache County ZIP codes
- 81125 Center
- 81131 Crestone
- 81143 Moffat
- 81149 Saguache
- 81155 Villa Grove
- 81248 Sargents
San Juan County ZIP codes
- 81433 Silverton
San Miguel County ZIP codes
- 81325 Egnar
- 81423 Norwood
- 81426 Ophir
- 81430 Placerville
- 81435 Telluride
Sedgwick County ZIP codes
- 80737 Julesburg
- 80744 Ovid
- 80749 Sedgwick
Summit County ZIP codes
- 80424 Breckenridge
- 80435 Dillon
- 80443 Frisco
- 80497 Silverthorne
- 80498 Silverthorne
Teller County ZIP codes
- 80813 Cripple Creek
- 80814 Divide
- 80816 Florissant
- 80860 Victor
- 80863 Woodland Park
- 80866 Woodland Park
Washington County ZIP codes
- 80720 Akron
- 80740 Lindon
- 80743 Otis
- 80757 Woodrow
- 80801 Anton
- 80812 Cope
Weld County ZIP codes
- 80514 Dacono
- 80516 Erie
- 80520 Firestone
- 80530 Frederick
- 80534 Johnstown
- 80542 Mead
- 80543 Milliken
- 80546 Severance
- 80550 Windsor
- 80551 Windsor
- 80603 Brighton
- 80610 Ault
- 80611 Briggsdale
- 80612 Carr
- 80615 Eaton
- 80620 Evans
- 80621 Fort Lupton
- 80622 Galeton
- 80623 Gilcrest
- 80624 Gill
- 80631 Greeley
- 80632 Greeley
- 80633 Greeley
- 80634 Greeley
- 80638 Greeley
- 80639 Greeley
- 80642 Hudson
- 80643 Keenesburg
- 80644 Kersey
- 80645 La Salle
- 80646 Lucerne
- 80648 Nunn
- 80650 Pierce
- 80651 Platteville
- 80652 Roggen
- 80729 Grover
- 80732 Hereford
- 80742 New Raymer
- 80754 Stoneham
Yuma County ZIP codes
- 80727 Eckley
- 80735 Idalia
- 80755 Vernon
- 80758 Wray
- 80759 Yuma
- 80822 Joes
- 80824 Kirk
Big cities in Colorado
Sources and last checked
USPS ZIP Locale Detail (October 1, 2026), GeoNames (CC BY 4.0), U.S. Census Bureau, HUD-USPS crosswalk.
Checked October 20, 2026. Sources · How we build our lists · Corrections